Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4934686 | Sheet feeding apparatus with a constant friction torque generating mechanism | Hironori Ono | 1990-06-19 |
| 4609277 | Electro photographic copier with photoconductive belt | Yoshihiro Yokoyama, Kazuo Watanabe, Kiyoteru Ito | 1986-09-02 |